Lid for a drinking cup



FIG. 1 is a top perspective view of the lid for a drinking cup shown in an assembled and closed position and taken from the rear middle side thereof;

FIG. 2 is a top perspective view of the lid for a drinking cup shown in an assembled and open position and taken from the rear middle side thereof;

FIG. 3 is a bottom perspective view of the lid for a drinking cup shown in an assembled and open position and taken from the rear middle side thereof;

FIG. 4 is a top plan view of the lid for a drinking cup shown in an assembled and closed position;

FIG. 5 is a bottom plan view of the lid for a drinking cup shown in an assembled and closed position; and,

FIG. 6 is a side view of the lid for a drinking cup, in which all views of the side are the same. 

CLAIM The ornamental design for a lid for a drinking cup, as shown and described. 